Retractor blade



FIG. 1 is a front perspective view of a first embodiment of a retractor blade showing our new design;

FIG. 2 is a back perspective view of FIG. 1;

FIG. 3 is a front view of FIG. 1;

FIG. 4 is a back view of FIG. 1;

FIG. 5 is a left side view of FIG. 1;

FIG. 6 is a right side view of FIG. 1;

FIG. 7 is a front perspective view of a second embodiment of a retractor blade showing our new design;

FIG. 8 is a back perspective view of FIG. 7;

FIG. 9 is a front view of FIG. 7;

FIG. 10 is a back view of FIG. 7;

FIG. 11 is a right side view of FIG. 7; and,

FIG. 12 is a left side view of FIG. 7.

The broken lines immediately adjacent the claim represent the bounds of the claimed design while all other broken lines are directed to environment and are for illustrative purposes only; the broken lines form no part of the claimed design. 

CLAIM The ornamental design for a retractor blade, substantially as shown and described. 